653:
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867:
1111:
56:
4717:
990:
4643:
1066:
2391:
1162:
5007:
3565:
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1188:. There was a close targeted flyby at a distance of 500 km (310 mi) on 11 October 2005; another flyby was performed on 7 April 2010, also at a distance of 500 km. A third flyby was performed on 12 December 2011 at a distance of 99 km (62 mi). The following flyby was on 16 June 2015 at a distance of 516 km (321 mi), and the last
3577:
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kilometer crater could have spun the satellite. Because there are many craters larger than 35 kilometres (22 mi), Dione could have been repeatedly spun during its early heavy bombardment. The pattern of cratering since then and the bright albedo of the leading side suggests that Dione has remained in its current orientation for several billion years.
5019:
939:
4995:
1200:
of
Enceladus. The ridge Janiculum Dorsa has a height of 1 to 2 km (0.6 to 1.2 miles); Dione's crust seems to pucker 0.5 km (0.3 miles) under it, suggesting that the icy crust was warm when the ridge formed, probably due to the presence of a subsurface liquid ocean, which increases tidal flexing.
1199:
had provided scientists with evidence that Dione is more active than previously realized. Using topographic data, NASA teams deduced that crustal depression associated with a prominent mountain ridge on the leading hemisphere is best explained if there was a global subsurface liquid ocean like that
1074:
kilometres (19 mi) in diameter. Some of the plains are more heavily cratered than others. Much of the heavily cratered terrain is located on the trailing hemisphere, with the less cratered plains areas present on the leading hemisphere. This is the opposite of what some scientists expected;
1073:
Dione's icy surface includes heavily cratered terrain, moderately cratered plains, lightly cratered plains, and areas of tectonic fractures. The heavily cratered terrain has numerous craters greater than 100 kilometres (62 mi) in diameter. The plains areas tend to have craters less than 30
1017:
resurfaced much of its surface, with the streaks forming from eruptions along cracks in the
Dionean surface that fell back as snow or ash. Later, after the internal activity and resurfacing ceased, cratering continued primarily on the leading hemisphere and wiped out the streak patterns there.
1086:
satellite with the highest cratering rates on the leading hemisphere and the lowest on the trailing hemisphere. This suggests that during the period of heavy bombardment, Dione was tidally locked to Saturn in the opposite orientation. Because Dione is relatively small, an impact causing a 35
1028:
flyby of 13 December 2004, which produced close-up images. These revealed that the 'wisps' were, in fact, not ice deposits at all, but rather bright ice cliffs created by tectonic fractures (chasmata). Dione has been revealed as a world riven by enormous fractures on its trailing hemisphere.
720:, completing one orbit of Saturn for every two orbits completed by Enceladus. This resonance maintains Enceladus's orbital eccentricity (0.0047), providing a source of heat for Enceladus's extensive geological activity, which shows up most dramatically in its
886:
in the Solar System, and is more massive than all known moons smaller than itself combined. It is also Saturn's fourth-largest moon. Based on its density, Dione’s interior is likely a combination of silicate rock and water ice in nearly equal parts by mass.
1152:
probe instruments were unable to directly detect water from the exosphere due to high background levels, but it seems that highly charged particles from the planet's powerful radiation belts could split the water in the ice into hydrogen and oxygen.
1048:
Dione features linear 'virgae' that are up to hundreds of km long but less than 5 km wide. These lines run parallel to the equator and are only apparent at lower latitudes (at less than 45° north or south); similar features are noted on
993:
Wispy terrain on Dione's trailing hemisphere. The
Eurotas (top) and Palatine Chasmata run from upper right to lower left; the Padua Chasmata are near vertical at right, and the Carthage Fossae horizontal at left. The crater Cassandra and its
1008:
space probe photographed Dione in 1980, it showed what appeared to be wispy features covering its trailing hemisphere. The origin of these features was mysterious, because all that was known was that the material has a high
4172:
1053:. They are brighter than everything around them and appear to overlay other features such as ridges and craters, indicating they are relatively young. It has been proposed that these lines are of
935:. Dione's leading hemisphere is heavily cratered and is uniformly bright. Its trailing hemisphere, however, contains an unusual and distinctive surface feature: a network of bright ice cliffs.
1114:
Four Saturn's moons: Titan, in the background; Dione, above the rings; Pandora, beyond the rings on the right of the image; and Pan in the Encke Gap of the A ring on the left of the image.
1057:
origin, as the result of the emplacement of material across the surface by low‐velocity impacts of material sourced from Saturn's rings, co‐orbital moons, or closely approaching comets.
1013:
and is thin enough that it does not obscure the surface features underneath. One hypothesis was that shortly after its formation Dione was geologically active, and some process such as
163:
3497:
2036:
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Fractures bisecting older craters on Dione. Those running from upper right to lower left are the
Carthage Fossae, whereas Pactolus Catena runs more horizontally at lower right.
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1810:
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1456:
909:
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2180:
3974:
2549:
2205:
4716:
2381:
1303:
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Beuthe, M.l; Rivoldini, A.; Trinh, A. (28 September 2016). "Enceladus' and Dione's floating ice shells supported by minimum stress isostasy".
4679:
4526:
3483:
1589:
1385:
652:
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861:
1335:
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2380:
712:'s greater mass (95 times that of Earth), Dione's orbital period is one tenth that of the Moon. Dione is currently in a 1:2 mean-motion
2432:
900:
O, mainly in the form of water ice, but with some models suggesting that the lowermost part of this layer could be in the form of an
1757:
Zannoni, M.; Hemingway, D. J.; Gomez
Casajus, L.; Tortora, P. (15 July 2020). "The gravity field and interior structure of Dione".
1368:
Roatsch, T.; Jaumann, R.; Stephan, K.; Thomas, P. C. (2009). "Cartographic
Mapping of the Icy Satellites Using ISS and VIMS Data".
1970:
4245:
78:
4559:
2499:
769:, 60 degrees ahead of and behind Dione respectively. A leading co-orbital moon twelve degrees ahead of Helene was reported by
583:
spacecraft made multiple flybys of Dione throughout the 2000s and 2010s as part of its campaign to explore the Saturn system.
1821:
215:
1625:; Helfenstein, P.; Thomas, P. C.; Ingersoll, A. P.; Wisdom, J.; West, R.; Neukum, G.; Denk, T.; Wagner, R. (10 March 2006).
2219:
3439:
2542:
4973:
1936:; Nimmo, F.; Kattenhorn, S. A. (March 2013). "Flexure on Dione: Investigating subsurface structure and thermal history".
3570:
1408:"The Orbits of the Main Saturnian Satellites, the Saturnian System Gravity Field, and the Orientation of Saturn's Pole*"
2521:
2415:
4948:
2046:
2478:
2467:
2285:
Testing
Candidate Driving Forces for Faulting on Dione: Implications for Nonsynchronous Rotation and a Freezing Ocean
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1847:
4187:
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3434:
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920:. Dione's ice shell is thought to vary in thickness by less than 5%, with the thinnest areas at the poles, where
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83:
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Atmospheres in boldface are significant atmospheres; atmospheres in italics are unconfirmed atmospheres.
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4733:
4536:
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1036:
orbiter performed a closer flyby of Dione at 500 km (310 mi) on 11 October 2005, and captured
725:
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of 1,123 km and a density of about 1.48 g/cm, Dione is composed of an icy mantle and crust overlying a
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62:
55:
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1933:
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262:
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1911:
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1519:
1437:
932:
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can most easily be explained by the presence of such an ocean. Neither moon has a shape close to
896:
suggest a roughly 400 km radius rocky core surrounded by a roughly 160 km envelope of H
770:
741:
484:
1343:
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4613:
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4356:
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2619:
2614:
2437:
2138:
Sven Simon; Joachim Saur; itz M. Neubauer; Alexandre
Wennmacher; Michele K. Dougherty (2011).
2018:
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rather than a tenuous atmosphere. The density of molecular oxygen ions determined from the
556:; the trailing hemisphere is also significantly darker compared to the leading hemisphere.
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245:
931:. They both have similar albedo features and varied terrain, and both have dissimilar
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1278:
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721:
397:
17:
1192:
flyby was performed on 17 August 2015 at a distance of 474 km (295 mi).
2379:
2315:
Subsurface
Structure and Thermal History of Icy Satellites from Stereo Topography
1957:
1788:
1377:
1040:
images of the cliffs, showing that some of them are several hundred metres high.
728:. The resonance also maintains a smaller eccentricity in Dione's orbit (0.0022),
4914:
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4061:
3923:
3916:
3910:
3842:
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4177:
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2926:
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2790:
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2581:
1457:"Solar System Exploration: Planets: Saturn: Moons: Dione: Facts & Figures"
995:
908:). Downward bending of the surface associated with the 1.5 km high ridge
441:
42:
2022:
1482:
Verbiscer, A.; French, R.; Showalter, M.; Helfenstein, P. (9 February 2007).
1181:
space probes. It has also been probed five times from close distances by the
1102:; this is probably due to slumping of the weak icy crust over geologic time.
4921:
4907:
4898:
4864:
4594:
4587:
4394:
4106:
4036:
3749:
3723:
3660:
3564:
2911:
2699:
1653:
1507:
1138:
573:
35:
4131:
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2399:
was created from a revision of this article dated 18 January 2010
1661:
1610:
Monthly
Notices of the Royal Astronomical Society, Vol. 8, No. 3, pp. 42–43
1515:
3576:
2475:
2464:
4813:
2916:
2164:
2139:
2123:
2098:
2013:
1988:
1907:
1271:
1054:
917:
318:
31:
4781:
4479:
4474:
3814:
2852:
2824:
1125:, which flew by Dione, detected a thin layer of molecular oxygen ions (
947:
938:
927:
Though somewhat smaller and denser, Dione is otherwise very similar to
372:
2516:
2097:; Edward C. Sittler; Andrew J. Coates; et al. (10 January 2012).
1550:
4767:
4725:
4254:
3611:
2845:
1261:
1209:
1010:
954:
709:
641:
553:
452:
277:
2317:. American Geophysical Union, Fall Meeting 2012, abstract #P22B-03.
2287:. American Geophysical Union, Fall Meeting 2010, abstract #P24A-08.
4994:
1890:
1771:
634:
Results of Astronomical Observations made at the Cape of Good Hope,
4126:
2692:
2527:
1160:
1109:
1064:
1037:
988:
937:
871:
865:
651:
4696:
4041:
3529:
1095:
875:
705:
338:
4661:
4227:
3479:
2531:
2427:
1145:
plasma spectrometer data ranges from 0.01 to 0.09 per cm.
904:(a situation similar to that of its orbital resonance partner,
548:
rocky core, with rock and water ice roughly equal in mass. Its
4657:
189:
136:
2267:
Spacecraft Makes Final Close Flyby of Saturn Moon Dione Today
1137:) around Dione, so thin that scientists prefer to call it an
2377:
2206:
Cassini Doubleheader: Flying By Titan and Dione (April 2010)
1094:, Dione's craters lack the high-relief features seen on the
624:. The satellites of Saturn were not named until 1847, when
524:
518:
512:
192:
180:
177:
130:
124:
4223:
882:
At 1,122 km (697 mi) in diameter, Dione is the
957:(chasms; long, deep, steep-sided depressions or canyons)
656:
Animation of Helene's orbit relative to Saturn and Dione
2243:"Cassini to Make Last Close Flyby of Saturn Moon Dione"
1989:"Mysterious Linear Features Across Saturn's Moon Dione"
2337:"Cassini Finds Hints of Activity at Saturn Moon Dione"
2140:"Magnetic signatures of a tenuous atmosphere at Dione"
1685:"Cassini Finds Hints of Activity at Saturn Moon Dione"
4971:
2567:
Listed in approximate increasing distance from Saturn
1627:"Cassini Observes the Active South Pole of Enceladus"
1484:"Enceladus: Cosmic Graffiti Artist Caught in the Act"
1195:
In May 2013, it was announced that NASA's spacecraft
1165:
Picture of Dione in front of Saturn, captured by the
521:
195:
186:
133:
2313:; Hammond, N. P.; Roberts, J. H.; Nimmo, F. (2012).
2099:"Detection of Exospheric O2+ at Saturn's Moon Dione"
509:
174:
121:
4931:
4897:
4830:
4791:
4724:
4695:
4606:
4535:
4514:
4310:
4274:
4002:
3635:
3584:
3517:
3394:
2945:
2935:
2882:
2833:
2817:
2783:
2773:
2682:
2654:
2633:
2595:
2572:
2220:"Cassini Sends Back Views After Zooming Past Dione"
2218:Landau, Elizabeth; Dyches, Preston (17 June 2015).
1971:
Overlooked Ocean Worlds Fill the Outer Solar System
1118:On 7 April 2010, instruments on board the uncrewed
515:
482:
472:
451:
439:
415:
403:
388:
369:
337:
316:
298:
294:
1128.8 × 1122.6 × 1119.2 km
288:
283:
271:
261:
243:
231:
213:
206:
183:
162:
147:
127:
112:
102:
97:
89:
77:
72:
1573:
1330:
1328:
2038:Cratering time scales for the Galilean satellites
41:"Saturn IV" redirects here. For the rocket, see
2453:Images of Dione at JPL's Planetary Photojournal
1848:"Another Saturn Moon May Hide Subsurface Ocean"
2390:
1927:
1925:
1752:
1750:
1401:
1399:
1397:
559:The moon was discovered by Italian astronomer
4673:
4239:
3491:
2543:
2283:Collins, G. C. (2010). Collins, G. C. (ed.).
1871:
1869:
1363:
1361:
1233:– moon at Dione's trailing Lagrangian point,
8:
890:Shape and gravity observations collected by
616:. Cassini found Dione in 1684 using a large
552:is marked by large cliffs and scarps called
48:
4680:
4666:
4658:
4246:
4232:
4224:
3498:
3484:
3476:
2942:
2780:
2550:
2536:
2528:
571:. Dione was first imaged up-close by the
60:Dione photographed in natural light by the
54:
2181:"Cassini Views Dione, a Frigid Ice World"
2163:
2122:
2012:
1889:
1770:
1707:"IAUC 6162: Poss. Sats OF SATURN; AL Com"
1431:
5062:Discoveries by Giovanni Domenico Cassini
2407:, and does not reflect subsequent edits.
2088:
2086:
2084:
2057:
2055:
1547:"Classic Satellites of the Solar System"
1406:Jacobson, Robert. A. (1 November 2022).
1021:This hypothesis was proven wrong by the
775:
563:in 1684 and is named after the Titaness
5057:Astronomical objects discovered in 1684
4978:
1987:Martin, E. S.; Patthoff, D. A. (2018).
1248:
2179:Martinez, Carolina (17 October 2005).
1580:. Cambridge University Press. p.
1535:(supporting online material, table S1)
47:
985:Ice cliffs (formerly 'wispy terrain')
856:Physical characteristics and interior
612:("the stars of Louis") to honor king
7:
2428:NASA's Solar System Exploration site
2291:. Vol. 2010. pp. P24A–08.
2093:Robert L. Tokar; Robert E. Johnson;
2035:Shoemaker, E. M.; and Wolfe, R. F.;
1549:. Observatorio ARVAL. Archived from
1545:Observatorio ARVAL (15 April 2007).
862:List of geological features on Dione
594:named the four moons he discovered (
2064:"Oxygen envelops Saturn's icy moon"
916:; the deviations are maintained by
2241:Dyches, Preston (13 August 2015).
2208:. NASA – Cassini Solstice MIssion.
1732:, second edition, 1983 pp 110, 114
752:. They are located within Dione's
25:
2049:, Tucson (AZ) (1982), pp. 277–339
1082:proposed a cratering model for a
950:features of the following types:
636:suggesting that the names of the
5029:
5017:
5005:
4993:
4981:
4715:
4642:
4641:
3575:
3569:
3563:
2517:USGS planetary nomenclature page
2389:
1210:Former classification of planets
933:leading and trailing hemispheres
902:internal liquid salt water ocean
620:he set up on the grounds of the
577:space probe in 1980. Later, the
505:
170:
117:
4869:
1854:. Discovery Communications, LLC
1342:. 20 April 2003. Archived from
704:about 2% less than that of the
2493:Dione atlas (Sept. 2011) from
2485:basemaps (December 2011) from
2273:Calla Cofield. 17 August 2015.
2062:Ghosh, Pallab (2 March 2012).
1576:The Planet Observer's Handbook
1284:Merriam-Webster.com Dictionary
1175:Dione was first imaged by the
1:
4527:Saturn-crossing minor planets
2524:, interactive map of the moon
1846:Howell, E. (5 October 2016).
984:
946:Scientists recognise Dionean
740:Dione has two co-orbital, or
2513:Dione map with feature names
2433:The Planetary Society: Dione
2144:Geophysical Research Letters
2103:Geophysical Research Letters
1993:Geophysical Research Letters
1958:10.1016/j.icarus.2012.12.021
1878:Geophysical Research Letters
1811:"NASA Astrobiology Strategy"
1789:10.1016/j.icarus.2020.113713
1683:Jia-Rui Cook (29 May 2013).
1455:Phil Davis? (1 April 2011).
1378:10.1007/978-1-4020-9217-6_24
267:0.019° (to Saturn's equator)
30:Not to be confused with the
5067:Moons with a prograde orbit
4949:Extraterrestrial atmosphere
2222:. Jet Propulsion Laboratory
2047:University of Arizona Press
2041:, in Morrison, D., editor;
1370:Saturn from Cassini-Huygens
1336:"Data for our solar system"
808:(1. 096 ± 0.000 0246) × 10
700:Dione orbits Saturn with a
5083:
2289:AGU Fall Meeting Abstracts
1721:Guinness Book of Astronomy
1217:– moon at Dione's leading
924:of the crust is greatest.
859:
40:
29:
4962:
4713:
4637:
4261:
4168:
3561:
3420:
2565:
2446:17 September 2011 at the
969:(long narrow depressions)
640:(sisters and brothers of
592:Giovanni Domenico Cassini
561:Giovanni Domenico Cassini
494:
246:Orbital period (sidereal)
53:
4620:The Day the Earth Smiled
4020:: 5268 km / 0.413 Earths
1433:10.3847/1538-3881/ac90c9
1412:The Astronomical Journal
536:, is the fourth-largest
284:Physical characteristics
2481:31 October 2018 at the
2470:31 October 2018 at the
2458:3D shape model of Dione
1999:(20): 10, 978–10, 986.
1884:(19): 10, 088–10, 096.
1654:10.1126/science.1123013
1508:10.1126/science.1134681
1306:26 October 2021 at the
1268:Oxford University Press
914:hydrostatic equilibrium
418:Synodic rotation period
208:Orbital characteristics
2385:
2365:Listen to this article
2183:. NASA. Archived from
1820:. 2015. Archived from
1572:Fred W. Price (2000).
1459:. NASA. Archived from
1300:Cassini: Dionean Linea
1172:
1115:
1070:
999:
943:
879:
708:. However, reflecting
697:
2384:
2043:Satellites of Jupiter
1264:UK English Dictionary
1164:
1113:
1068:
992:
941:
869:
788:Semi-major axis (km)
655:
4939:Prebiotic atmosphere
4193:Planetary-mass moons
2416:More spoken articles
2165:10.1029/2011GL048454
2124:10.1029/2011GL050452
2014:10.1029/2018GL079819
1908:10.1002/2016GL070650
1553:on 20 September 2011
1372:. pp. 763–781.
1297:JPL (13 March 2007)
942:Dione in true color.
2502:17 May 2021 at the
2323:2012AGUFM.P22B..03P
2297:2010AGUFM.P24A..08C
2156:2011GeoRL..3815102S
2115:2012GeoRL..39.3105T
2095:Michelle F. Thomsen
2005:2018GeoRL..4510978M
1975:Scientific American
1950:2013Icar..223..418H
1900:2016GeoRL..4310088B
1827:on 22 December 2016
1781:2020Icar..34513713Z
1743:Triton (moon)#Notes
1730:Guinness Publishing
1646:2006Sci...311.1393P
1640:(5766): 1393–1401.
1500:2007Sci...315..815V
1424:2022AJ....164..199J
998:are at lower right.
870:Size comparison of
778:
550:trailing hemisphere
532:), also designated
90:Discovery date
50:
18:Atmosphere of Dione
4954:Stellar atmosphere
4832:Natural satellites
4629:(2018 documentary)
4173:Discovery timeline
3507:Natural satellites
2509:Dione nomenclature
2386:
1463:on 12 October 2012
1318:Len Krisak (2011)
1287:. Merriam-Webster.
1173:
1116:
1071:
1000:
944:
880:
776:
771:Stephen P. Synnott
698:
485:Apparent magnitude
79:Discovered by
67:spacecraft in 2008
4969:
4968:
4655:
4654:
4627:In Saturn's Rings
4323:
4221:
4220:
4021:
3473:
3472:
2975:
2974:
2878:
2877:
2634:Other inner moons
2382:
1977:. 4 October 2017.
1612:(14 January 1848)
1591:978-0-521-78981-3
1387:978-1-4020-9216-9
1320:Virgil's Eclogues
1274:on 22 March 2020.
884:15th largest moon
853:
852:
754:Lagrangian points
714:orbital resonance
662: Polydeuces
622:Paris Observatory
498:
497:
273:Satellite of
16:(Redirected from
5074:
5034:
5033:
5032:
5022:
5021:
5020:
5010:
5009:
5008:
4998:
4997:
4986:
4985:
4984:
4977:
4719:
4682:
4675:
4668:
4659:
4645:
4644:
4569:
4562:
4319:
4287:Great White Spot
4248:
4241:
4234:
4225:
4016:
3995:
3983:
3969:
3955:
3938:
3926:
3919:
3900:
3886:
3872:
3837:
3823:
3809:
3804:
3782:
3777:
3765:
3758:
3744:
3730:
3713:
3696:
3686:
3677:
3663:
3579:
3573:
3567:
3500:
3493:
3486:
3477:
3395:Outlier prograde
2943:
2834:Siarnaq subgroup
2818:Paaliaq subgroup
2781:
2552:
2545:
2538:
2529:
2460:(requires WebGL)
2406:
2404:
2393:
2392:
2383:
2373:
2371:
2366:
2353:
2352:
2350:
2348:
2333:
2327:
2326:
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2301:
2300:
2280:
2274:
2264:
2258:
2257:
2255:
2253:
2238:
2232:
2231:
2229:
2227:
2215:
2209:
2203:
2197:
2196:
2194:
2192:
2176:
2170:
2169:
2167:
2135:
2129:
2128:
2126:
2090:
2079:
2078:
2076:
2074:
2059:
2050:
2033:
2027:
2026:
2016:
1984:
1978:
1968:
1962:
1961:
1932:Hammond, N. P.;
1929:
1920:
1919:
1893:
1873:
1864:
1863:
1861:
1859:
1843:
1837:
1836:
1834:
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1826:
1815:
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1774:
1754:
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1697:
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1692:
1680:
1674:
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1631:
1619:
1613:
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1596:
1595:
1579:
1569:
1563:
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1560:
1558:
1542:
1536:
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1530:
1479:
1473:
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1468:
1452:
1446:
1445:
1435:
1403:
1392:
1391:
1365:
1356:
1355:
1353:
1351:
1340:Exp.arc.nasa.gov
1332:
1323:
1316:
1310:
1295:
1289:
1288:
1275:
1270:. Archived from
1253:
1219:Lagrangian point
1136:
1135:
1134:
849:21 October 2004
827:(7.1 ±0.2) × 10
779:
696:
694:
685:
683:
674:
672:
663:
661:
626:William Herschel
618:aerial telescope
531:
530:
527:
526:
523:
520:
517:
514:
511:
463:
461:
429:
427:
384:
383:0.0032 g/cm
382:
364:
360:
358:
354:
350:
347:
333:
331:
328:
312:
310:
257:
255:
239:
227:
225:
202:
201:
198:
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194:
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188:
185:
182:
179:
176:
143:
142:
139:
138:
135:
132:
129:
126:
123:
84:Giovanni Cassini
58:
51:
21:
5082:
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5075:
5073:
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5042:
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5040:
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5028:
5018:
5016:
5006:
5004:
4992:
4982:
4980:
4972:
4970:
4965:
4958:
4927:
4893:
4826:
4787:
4720:
4711:
4691:
4686:
4656:
4651:
4633:
4602:
4582:Voyager program
4565:
4558:
4546:Cassini–Huygens
4531:
4510:
4306:
4270:
4257:
4252:
4222:
4217:
4183:Irregular moons
4164:
4004:
3998:
3993:
3988:
3979:
3965:
3951:
3936:
3931:
3922:
3915:
3896:
3882:
3868:
3860:Jupiter trojans
3833:
3819:
3807:
3802:
3780:
3775:
3761:
3754:
3740:
3728:
3709:
3694:
3689:
3682:
3673:
3659:
3638:
3631:
3587:
3580:
3574:
3568:
3559:
3520:
3513:
3504:
3474:
3469:
3430:Cassini–Huygens
3425:Rings of Saturn
3416:
3397:irregular moons
3396:
3390:
2971:
2946:Phoebe subgroup
2931:
2874:
2829:
2813:
2784:Kiviuq subgroup
2769:
2684:
2678:
2650:
2629:
2591:
2568:
2561:
2559:Moons of Saturn
2556:
2522:Google Dione 3D
2504:Wayback Machine
2483:Wayback Machine
2472:Wayback Machine
2448:Wayback Machine
2441:images of Dione
2420:
2419:
2408:
2402:
2400:
2397:This audio file
2394:
2387:
2378:
2375:
2369:
2368:
2364:
2361:
2356:
2346:
2344:
2335:
2334:
2330:
2311:Phillips, C. B.
2309:
2308:
2304:
2282:
2281:
2277:
2265:
2261:
2251:
2249:
2240:
2239:
2235:
2225:
2223:
2217:
2216:
2212:
2204:
2200:
2190:
2188:
2178:
2177:
2173:
2137:
2136:
2132:
2092:
2091:
2082:
2072:
2070:
2061:
2060:
2053:
2034:
2030:
1986:
1985:
1981:
1969:
1965:
1934:Phillips, C. B.
1931:
1930:
1923:
1875:
1874:
1867:
1857:
1855:
1845:
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1840:
1830:
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1813:
1809:
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1756:
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1748:
1740:
1736:
1718:
1714:
1705:
1704:
1700:
1690:
1688:
1682:
1681:
1677:
1629:
1621:
1620:
1616:
1606:William Lassell
1604:As reported by
1603:
1599:
1592:
1571:
1570:
1566:
1556:
1554:
1544:
1543:
1539:
1528:
1526:
1481:
1480:
1476:
1466:
1464:
1454:
1453:
1449:
1405:
1404:
1395:
1388:
1367:
1366:
1359:
1349:
1347:
1346:on 9 March 2005
1334:
1333:
1326:
1317:
1313:
1308:Wayback Machine
1296:
1292:
1277:
1276:
1255:
1254:
1250:
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1238:
1226:
1206:
1159:
1133:
1130:
1129:
1128:
1126:
1108:
1063:
1046:
1044:Linear features
987:
980:(crater chains)
910:Janiculum Dorsa
899:
864:
858:
794:Discovery date
767:
760:
738:
730:tidally heating
692:
691:
681:
680:
670:
669:
659:
658:
657:
650:
609:Sidera Lodoicea
589:
569:Greek mythology
508:
504:
487:
459:
457:
444:
430:
425:
423:
420:
408:
406:Escape velocity
393:
391:Surface gravity
380:
378:
375:
362:
356:
352:
348:
345:
343:
329:
326:
324:
321:
308:
306:
303:
253:
251:
248:
237:
223:
221:
218:
216:Semi-major axis
173:
169:
150:
120:
116:
105:
68:
61:
46:
39:
28:
23:
22:
15:
12:
11:
5:
5080:
5078:
5070:
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5044:
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5039:
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5026:
5014:
5002:
4990:
4967:
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4963:
4960:
4959:
4957:
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4951:
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4918:
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4903:
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4895:
4894:
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4867:
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4857:
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4797:
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4778:
4771:
4764:
4757:
4750:
4743:
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4728:
4722:
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4714:
4712:
4710:
4709:
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4699:
4693:
4692:
4687:
4685:
4684:
4677:
4670:
4662:
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4652:
4650:
4649:
4638:
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4623:
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4610:
4608:
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4603:
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4600:
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4598:
4591:
4579:
4572:
4571:
4570:
4563:
4541:
4539:
4533:
4532:
4530:
4529:
4524:
4522:Delta Octantis
4518:
4516:
4512:
4511:
4509:
4508:
4507:
4506:
4496:
4495:
4494:
4484:
4483:
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4364:
4359:
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4316:
4314:
4308:
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4299:
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4262:
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4243:
4236:
4228:
4219:
4218:
4216:
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4210:
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4159:
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4139:
4134:
4129:
4124:
4119:
4114:
4109:
4104:
4099:
4094:
4089:
4084:
4079:
4074:
4069:
4064:
4059:
4054:
4049:
4044:
4039:
4034:
4029:
4024:
4023:
4022:
4008:
4006:
4000:
3999:
3997:
3996:
3991:
3986:
3985:
3984:
3975:Gǃkúnǁʼhòmdímà
3972:
3971:
3970:
3958:
3957:
3956:
3944:
3939:
3934:
3929:
3928:
3927:
3920:
3908:
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3810:
3805:
3795:
3790:
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3784:
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3759:
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3405:
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3398:
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3362:
3357:
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3328:
3323:
3320:
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3305:
3300:
3295:
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3284:
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3268:
3265:
3260:
3255:
3252:
3247:
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3215:
3210:
3205:
3200:
3195:
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3189:
3184:
3179:
3174:
3169:
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3161:
3156:
3151:
3146:
3143:
3140:
3137:
3134:
3129:
3124:
3121:
3116:
3111:
3108:
3105:
3100:
3095:
3090:
3085:
3080:
3075:
3072:
3069:
3064:
3059:
3054:
3051:
3046:
3041:
3036:
3033:
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3027:
3024:
3019:
3014:
3011:
3006:
3003:
3000:
2995:
2990:
2987:
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2976:
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2914:
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2857:
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2835:
2831:
2830:
2828:
2827:
2821:
2819:
2815:
2814:
2812:
2811:
2806:
2801:
2798:
2793:
2787:
2785:
2778:
2771:
2770:
2768:
2767:
2760:
2755:
2748:
2741:
2740:
2739:
2734:
2722:
2721:
2720:
2715:
2703:
2696:
2688:
2686:
2685:(with trojans)
2680:
2679:
2677:
2676:
2671:
2666:
2660:
2658:
2652:
2651:
2649:
2648:
2643:
2637:
2635:
2631:
2630:
2628:
2627:
2622:
2617:
2612:
2607:
2601:
2599:
2597:Ring shepherds
2593:
2592:
2590:
2589:
2584:
2578:
2576:
2570:
2569:
2566:
2563:
2562:
2557:
2555:
2554:
2547:
2540:
2532:
2526:
2525:
2519:
2506:
2490:
2461:
2455:
2450:
2435:
2430:
2409:
2395:
2388:
2376:
2363:
2362:
2360:
2359:External links
2357:
2355:
2354:
2328:
2302:
2275:
2259:
2233:
2210:
2198:
2187:on 11 May 2021
2171:
2130:
2080:
2051:
2028:
1979:
1973:. John Wenz,
1963:
1944:(1): 418–422.
1921:
1865:
1838:
1802:
1746:
1734:
1712:
1698:
1675:
1614:
1597:
1590:
1564:
1537:
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1357:
1324:
1311:
1290:
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1245:
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1240:
1236:
1228:
1224:
1212:
1205:
1202:
1158:
1155:
1131:
1107:
1104:
1084:tidally locked
1062:
1059:
1045:
1042:
986:
983:
982:
981:
975:
970:
964:
958:
897:
857:
854:
851:
850:
847:
844:
841:
838:
832:
831:
828:
825:
822:
819:
813:
812:
811:30 March 1684
809:
806:
803:
800:
796:
795:
792:
789:
786:
785:Diameter (km)
783:
777:Dione trojans
765:
758:
737:
734:
702:semimajor axis
649:
646:
588:
585:
538:moon of Saturn
534:Saturn IV
496:
495:
492:
491:
488:
483:
480:
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455:
449:
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445:
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404:
401:
400:
394:
389:
386:
385:
376:
370:
367:
366:
341:
335:
334:
322:
317:
314:
313:
304:
299:
296:
295:
292:
286:
285:
281:
280:
275:
269:
268:
265:
259:
258:
249:
244:
241:
240:
235:
229:
228:
219:
214:
211:
210:
204:
203:
166:
160:
159:
151:
148:
145:
144:
114:
110:
109:
106:
103:
100:
99:
95:
94:
91:
87:
86:
81:
75:
74:
70:
69:
59:
27:Moon of Saturn
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
5079:
5068:
5065:
5063:
5060:
5058:
5055:
5053:
5050:
5049:
5047:
5037:
5027:
5025:
5015:
5013:
5003:
5001:
4996:
4991:
4989:
4979:
4975:
4961:
4955:
4952:
4950:
4947:
4945:
4942:
4940:
4937:
4936:
4934:
4930:
4924:
4923:
4919:
4917:
4916:
4912:
4910:
4909:
4905:
4904:
4902:
4900:
4896:
4890:
4889:
4885:
4883:
4882:
4878:
4876:
4873:
4871:
4868:
4866:
4863:
4861:
4858:
4856:
4853:
4851:
4848:
4846:
4843:
4841:
4838:
4837:
4835:
4833:
4829:
4823:
4822:
4818:
4816:
4815:
4811:
4809:
4808:
4804:
4802:
4799:
4798:
4796:
4794:
4793:Dwarf planets
4790:
4784:
4783:
4779:
4777:
4776:
4772:
4770:
4769:
4765:
4763:
4762:
4758:
4756:
4755:
4751:
4749:
4748:
4744:
4742:
4741:
4737:
4735:
4732:
4731:
4729:
4727:
4723:
4718:
4708:
4707:
4703:
4702:
4700:
4698:
4694:
4690:
4683:
4678:
4676:
4671:
4669:
4664:
4663:
4660:
4648:
4640:
4639:
4636:
4630:
4628:
4624:
4622:
4621:
4617:
4615:
4612:
4611:
4609:
4605:
4597:
4596:
4592:
4590:
4589:
4585:
4584:
4583:
4580:
4578:
4577:
4573:
4568:
4564:
4561:
4557:
4556:
4554:
4553:
4548:
4547:
4543:
4542:
4540:
4538:
4534:
4528:
4525:
4523:
4520:
4519:
4517:
4513:
4505:
4502:
4501:
4500:
4497:
4493:
4490:
4489:
4488:
4485:
4481:
4478:
4476:
4473:
4471:
4468:
4467:
4466:
4463:
4461:
4460:
4456:
4454:
4451:
4449:
4448:
4444:
4442:
4441:
4437:
4433:
4430:
4428:
4425:
4424:
4423:
4422:
4418:
4414:
4411:
4409:
4406:
4405:
4404:
4403:
4399:
4397:
4396:
4392:
4390:
4387:
4385:
4382:
4380:
4377:
4375:
4374:
4370:
4368:
4365:
4363:
4360:
4358:
4355:
4353:
4350:
4348:
4345:
4343:
4340:
4338:
4335:
4333:
4330:
4328:
4327:Ring moonlets
4325:
4322:
4318:
4317:
4315:
4313:
4309:
4303:
4300:
4298:
4297:Magnetosphere
4295:
4293:
4290:
4288:
4285:
4283:
4280:
4279:
4277:
4273:
4267:
4264:
4263:
4260:
4256:
4249:
4244:
4242:
4237:
4235:
4230:
4229:
4226:
4214:
4211:
4209:
4208:Regular moons
4206:
4204:
4201:
4199:
4196:
4194:
4191:
4189:
4186:
4184:
4181:
4179:
4176:
4174:
4171:
4170:
4167:
4160:
4158:
4155:
4153:
4150:
4148:
4145:
4143:
4140:
4138:
4135:
4133:
4130:
4128:
4125:
4123:
4120:
4118:
4115:
4113:
4110:
4108:
4105:
4103:
4100:
4098:
4095:
4093:
4090:
4088:
4085:
4083:
4080:
4078:
4075:
4073:
4070:
4068:
4065:
4063:
4060:
4058:
4055:
4053:
4050:
4048:
4045:
4043:
4040:
4038:
4035:
4033:
4030:
4028:
4025:
4019:
4015:
4014:
4013:
4010:
4009:
4007:
4001:
3994:
3987:
3982:
3978:
3977:
3976:
3973:
3968:
3964:
3963:
3962:
3959:
3954:
3950:
3949:
3948:
3945:
3943:
3940:
3937:
3930:
3925:
3921:
3918:
3914:
3913:
3912:
3909:
3906:
3905:
3899:
3895:
3894:
3893:
3890:
3885:
3881:
3880:
3879:
3876:
3871:
3867:
3866:
3865:
3862:
3859:
3858:
3854:
3851:
3849:
3846:
3844:
3841:
3836:
3832:
3831:
3830:
3827:
3822:
3818:
3817:
3816:
3813:
3806:
3801:
3800:
3799:
3796:
3794:
3791:
3789:
3786:
3779:
3774:
3773:
3772:
3769:
3764:
3760:
3757:
3753:
3752:
3751:
3748:
3743:
3739:
3738:
3737:
3734:
3727:
3726:
3725:
3722:
3720:
3717:
3712:
3708:
3707:
3706:
3703:
3700:
3699:
3695:
3688:
3685:
3681:
3676:
3672:
3671:
3670:
3667:
3662:
3658:
3657:
3656:
3653:
3651:
3648:
3645:
3644:
3642:
3640:
3634:
3628:
3625:
3623:
3620:
3618:
3615:
3613:
3610:
3608:
3605:
3603:
3600:
3598:
3595:
3594:
3592:
3589:
3583:
3578:
3572:
3566:
3556:
3553:
3551:
3548:
3546:
3543:
3541:
3538:
3536:
3533:
3531:
3528:
3527:
3525:
3522:
3516:
3512:
3508:
3501:
3496:
3494:
3489:
3487:
3482:
3481:
3478:
3466:
3463:
3461:
3458:
3456:
3453:
3451:
3448:
3446:
3443:
3441:
3438:
3436:
3433:
3431:
3428:
3426:
3423:
3422:
3419:
3414:
3411:
3409:
3406:
3404:
3401:
3399:
3393:
3387:
3384:
3382:
3379:
3377:
3374:
3372:
3369:
3366:
3363:
3361:
3358:
3356:
3353:
3351:
3348:
3345:
3343:
3340:
3338:
3335:
3332:
3329:
3327:
3324:
3321:
3319:
3316:
3314:
3311:
3309:
3306:
3304:
3301:
3299:
3296:
3294:
3291:
3288:
3285:
3282:
3279:
3277:
3274:
3272:
3269:
3266:
3264:
3261:
3259:
3256:
3253:
3251:
3248:
3245:
3242:
3240:
3237:
3235:
3232:
3230:
3227:
3225:
3222:
3219:
3216:
3214:
3211:
3209:
3206:
3204:
3201:
3199:
3196:
3193:
3190:
3188:
3185:
3183:
3180:
3178:
3175:
3173:
3170:
3168:
3165:
3162:
3160:
3157:
3155:
3152:
3150:
3147:
3144:
3141:
3138:
3135:
3133:
3130:
3128:
3125:
3122:
3120:
3117:
3115:
3112:
3109:
3106:
3104:
3101:
3099:
3096:
3094:
3091:
3089:
3086:
3084:
3081:
3079:
3076:
3073:
3070:
3068:
3065:
3063:
3060:
3058:
3055:
3052:
3050:
3047:
3045:
3042:
3040:
3037:
3034:
3031:
3028:
3025:
3023:
3020:
3018:
3015:
3012:
3010:
3007:
3004:
3001:
2999:
2996:
2994:
2991:
2988:
2986:
2983:
2981:
2978:
2977:
2968:
2965:
2963:
2960:
2958:
2957:
2956:
2951:
2950:
2948:
2944:
2941:
2938:
2934:
2928:
2925:
2923:
2920:
2918:
2915:
2913:
2910:
2908:
2905:
2903:
2900:
2898:
2897:
2896:
2891:
2890:
2888:
2885:
2881:
2871:
2868:
2866:
2863:
2861:
2858:
2856:
2855:
2854:
2849:
2847:
2844:
2842:
2839:
2838:
2836:
2832:
2826:
2823:
2822:
2820:
2816:
2810:
2807:
2805:
2802:
2799:
2797:
2794:
2792:
2789:
2788:
2786:
2782:
2779:
2776:
2772:
2766:
2765:
2761:
2759:
2756:
2754:
2753:
2749:
2747:
2746:
2742:
2738:
2735:
2733:
2730:
2729:
2728:
2727:
2723:
2719:
2716:
2714:
2711:
2710:
2709:
2708:
2704:
2702:
2701:
2697:
2695:
2694:
2690:
2689:
2687:
2681:
2675:
2672:
2670:
2667:
2665:
2662:
2661:
2659:
2657:
2653:
2647:
2644:
2642:
2639:
2638:
2636:
2632:
2626:
2623:
2621:
2618:
2616:
2613:
2611:
2608:
2606:
2603:
2602:
2600:
2598:
2594:
2588:
2585:
2583:
2580:
2579:
2577:
2575:
2574:Ring moonlets
2571:
2564:
2560:
2553:
2548:
2546:
2541:
2539:
2534:
2533:
2530:
2523:
2520:
2518:
2514:
2510:
2507:
2505:
2501:
2498:
2496:
2491:
2488:
2484:
2480:
2477:
2473:
2469:
2466:
2462:
2459:
2456:
2454:
2451:
2449:
2445:
2442:
2440:
2436:
2434:
2431:
2429:
2425:
2424:Dione Profile
2422:
2421:
2417:
2413:
2398:
2358:
2343:. 29 May 2013
2342:
2338:
2332:
2329:
2324:
2320:
2316:
2312:
2306:
2303:
2298:
2294:
2290:
2286:
2279:
2276:
2272:
2268:
2263:
2260:
2248:
2244:
2237:
2234:
2221:
2214:
2211:
2207:
2202:
2199:
2186:
2182:
2175:
2172:
2166:
2161:
2157:
2153:
2150:(L15102): 5.
2149:
2145:
2141:
2134:
2131:
2125:
2120:
2116:
2112:
2108:
2104:
2100:
2096:
2089:
2087:
2085:
2081:
2069:
2065:
2058:
2056:
2052:
2048:
2044:
2040:
2039:
2032:
2029:
2024:
2020:
2015:
2010:
2006:
2002:
1998:
1994:
1990:
1983:
1980:
1976:
1972:
1967:
1964:
1959:
1955:
1951:
1947:
1943:
1939:
1935:
1928:
1926:
1922:
1917:
1913:
1909:
1905:
1901:
1897:
1892:
1887:
1883:
1879:
1872:
1870:
1866:
1853:
1849:
1842:
1839:
1823:
1819:
1812:
1806:
1803:
1798:
1794:
1790:
1786:
1782:
1778:
1773:
1768:
1765:(1): 113713.
1764:
1760:
1753:
1751:
1747:
1744:
1738:
1735:
1731:
1727:
1726:Patrick Moore
1723:
1722:
1716:
1713:
1708:
1702:
1699:
1686:
1679:
1676:
1671:
1667:
1663:
1659:
1655:
1651:
1647:
1643:
1639:
1635:
1628:
1624:
1618:
1615:
1611:
1607:
1601:
1598:
1593:
1587:
1583:
1578:
1577:
1568:
1565:
1552:
1548:
1541:
1538:
1525:
1521:
1517:
1513:
1509:
1505:
1501:
1497:
1494:(5813): 815.
1493:
1489:
1485:
1478:
1475:
1462:
1458:
1451:
1448:
1443:
1439:
1434:
1429:
1425:
1421:
1417:
1413:
1409:
1402:
1400:
1398:
1394:
1389:
1383:
1379:
1375:
1371:
1364:
1362:
1358:
1345:
1341:
1337:
1331:
1329:
1325:
1321:
1315:
1312:
1309:
1305:
1302:
1301:
1294:
1291:
1286:
1285:
1280:
1273:
1269:
1265:
1263:
1258:
1252:
1249:
1243:
1239:
1232:
1229:
1227:
1220:
1216:
1213:
1211:
1208:
1207:
1203:
1201:
1198:
1193:
1191:
1187:
1185:
1180:
1179:
1171:
1169:
1163:
1156:
1154:
1151:
1146:
1144:
1140:
1124:
1122:
1112:
1105:
1103:
1101:
1097:
1093:
1088:
1085:
1081:
1077:
1067:
1060:
1058:
1056:
1052:
1043:
1041:
1039:
1035:
1030:
1027:
1025:
1019:
1016:
1015:cryovolcanism
1012:
1007:
1006:
997:
991:
979:
976:
974:
971:
968:
965:
962:
959:
956:
953:
952:
951:
949:
940:
936:
934:
930:
925:
923:
922:tidal heating
919:
915:
911:
907:
903:
895:
894:
888:
885:
877:
873:
868:
863:
855:
848:
845:
842:
839:
837:
834:
833:
830:1 March 1980
829:
826:
823:
820:
818:
815:
814:
810:
807:
804:
801:
798:
797:
793:
790:
787:
784:
781:
780:
774:
772:
768:
761:
755:
751:
747:
743:
735:
733:
731:
727:
723:
719:
715:
711:
707:
703:
689:
678:
667:
654:
647:
645:
643:
639:
635:
631:
630:John Herschel
627:
623:
619:
615:
611:
610:
605:
601:
597:
593:
586:
584:
582:
581:
576:
575:
570:
566:
562:
557:
555:
551:
547:
543:
542:mean diameter
539:
535:
529:
502:
493:
489:
486:
481:
478:87 K (−186°C)
477:
475:
471:
467:
456:
454:
450:
446:
443:
438:
434:
422:
419:
414:
410:
407:
402:
399:
395:
392:
387:
377:
374:
368:
342:
340:
336:
323:
320:
315:
305:
302:
297:
293:
291:
287:
282:
279:
276:
274:
270:
266:
264:
260:
250:
247:
242:
236:
234:
230:
220:
217:
212:
209:
205:
200:
167:
165:
161:
158:
155:
152:
146:
141:
115:
113:Pronunciation
111:
107:
101:
96:
93:30 March 1684
92:
88:
85:
82:
80:
76:
71:
66:
65:
57:
52:
44:
37:
33:
19:
5052:Dione (moon)
5036:Solar System
4920:
4913:
4906:
4886:
4879:
4819:
4812:
4805:
4780:
4773:
4766:
4759:
4752:
4745:
4738:
4704:
4626:
4618:
4593:
4586:
4574:
4550:
4544:
4487:Gallic group
4457:
4445:
4438:
4420:
4419:
4400:
4393:
4371:
4282:Dragon Storm
4213:Trojan moons
4203:Subsatellite
4091:
4017:
3742:Petit-Prince
3637:Minor-planet
3586:Dwarf planet
3511:Solar System
3376:Saturn LVIII
2953:
2952:
2893:
2892:
2884:Gallic group
2851:
2850:
2762:
2750:
2743:
2725:
2724:
2705:
2698:
2691:
2494:
2486:
2438:
2345:. Retrieved
2340:
2331:
2314:
2305:
2288:
2284:
2278:
2270:
2262:
2250:. Retrieved
2246:
2236:
2224:. Retrieved
2213:
2201:
2189:. Retrieved
2185:the original
2174:
2147:
2143:
2133:
2106:
2102:
2071:. Retrieved
2067:
2042:
2037:
2031:
1996:
1992:
1982:
1974:
1966:
1941:
1937:
1881:
1877:
1856:. Retrieved
1851:
1841:
1831:26 September
1829:. Retrieved
1822:the original
1817:
1805:
1762:
1758:
1737:
1719:
1715:
1701:
1689:. Retrieved
1678:
1637:
1633:
1623:Porco, C. C.
1617:
1600:
1575:
1567:
1555:. Retrieved
1551:the original
1540:
1527:. Retrieved
1491:
1487:
1477:
1465:. Retrieved
1461:the original
1450:
1415:
1411:
1369:
1348:. Retrieved
1344:the original
1339:
1319:
1314:
1299:
1293:
1282:
1272:the original
1260:
1251:
1196:
1194:
1189:
1183:
1176:
1174:
1167:
1149:
1147:
1142:
1120:
1117:
1089:
1072:
1047:
1033:
1031:
1023:
1020:
1003:
1001:
945:
926:
891:
889:
881:
878:, and Dione.
840:3.06 ± 0.40
739:
732:it as well.
724:geyser-like
722:cryovolcanic
699:
695: Saturn
687:
676:
673: Helene
665:
633:
607:
590:
578:
572:
558:
533:
500:
499:
319:Surface area
233:Eccentricity
156:
98:Designations
63:
5024:Outer space
5012:Spaceflight
4915:HD 209458 b
4689:Atmospheres
4537:Exploration
4499:Norse group
4465:Inuit group
4178:Inner moons
3884:Skamandrios
3413:S/2004 S 24
3403:S/2006 S 12
3386:S/2004 S 52
3381:S/2019 S 21
3367:S/2020 S 10
3364:S/2004 S 51
3355:Saturn LXIV
3350:S/2006 S 19
3346:S/2019 S 20
3337:S/2004 S 36
3333:S/2004 S 53
3330:S/2019 S 16
3326:S/2004 S 39
3322:S/2019 S 18
3318:S/2004 S 21
3313:S/2019 S 19
3298:S/2006 S 18
3289:S/2019 S 17
3286:S/2004 S 49
3283:S/2006 S 17
3280:S/2004 S 50
3267:S/2004 S 48
3250:S/2004 S 28
3246:S/2006 S 15
3243:S/2006 S 16
3217:S/2019 S 15
3208:S/2006 S 14
3203:S/2019 S 13
3194:S/2019 S 12
3191:S/2019 S 10
3177:S/2019 S 11
3167:S/2004 S 46
3136:S/2006 S 13
3127:S/2004 S 12
3123:S/2006 S 11
3119:S/2004 S 17
3110:S/2004 S 45
3107:S/2004 S 44
3071:S/2006 S 10
3067:S/2004 S 43
3049:S/2004 S 13
3035:S/2004 S 42
3032:S/2004 S 41
3005:S/2004 S 40
3002:S/2004 S 47
2998:S/2004 S 37
2962:S/2006 S 20
2937:Norse group
2860:S/2019 S 14
2841:S/2004 S 31
2775:Inuit group
2683:Large moons
1741:See note g
1557:17 December
1529:20 December
1157:Exploration
821:36.2 ± 0.4
684: Dione
644:) be used.
474:Temperature
433:synchronous
332:.51 km
311:0.4 km
301:Mean radius
263:Inclination
149:Named after
104:Designation
5046:Categories
4899:Exoplanets
4576:Pioneer 11
4567:retirement
4432:Polydeuces
4357:Epimetheus
4347:Prometheus
4321:S/2009 S 1
3942:Sila–Nunam
3808:Cleoselene
3803:Alexhelios
3781:Gorgoneion
3719:Euphrosyne
3646:Near-Earth
3588:satellites
3521:satellites
3465:In fiction
3460:S/2004 S 6
3455:S/2004 S 4
3450:S/2004 S 3
3408:S/2019 S 6
3371:S/2020 S 9
3254:S/2020 S 8
3234:S/2005 S 5
3229:S/2006 S 3
3224:S/2004 S 7
3220:S/2020 S 6
3163:S/2019 S 9
3145:S/2019 S 8
3142:S/2019 S 7
3139:S/2007 S 9
3103:S/2007 S 3
3074:S/2019 S 5
3062:S/2006 S 1
3057:Mundilfari
3053:S/2007 S 6
3029:S/2019 S 4
3026:S/2020 S 2
3017:S/2020 S 7
3013:S/2019 S 3
3009:S/2019 S 2
2993:S/2007 S 2
2989:S/2007 S 7
2985:S/2007 S 5
2967:S/2006 S 9
2927:S/2020 S 4
2907:S/2007 S 8
2870:S/2020 S 5
2865:S/2020 S 3
2804:S/2020 S 1
2800:S/2005 S 4
2791:S/2019 S 1
2737:Polydeuces
2656:Alkyonides
2620:Epimetheus
2615:Prometheus
2582:S/2009 S 1
2412:Audio help
2403:2010-01-18
2109:(3): n/a.
1891:1610.00548
1852:Seeker.com
1772:1908.07284
1418:(5): 199.
1244:References
1231:Polydeuces
1106:Atmosphere
996:ray system
948:geological
860:See also:
836:Polydeuces
791:Mass (kg)
750:Polydeuces
716:with moon
632:published
442:Axial tilt
365:10 Earths)
359:10 kg
290:Dimensions
164:Adjectives
43:Saturn C-4
4988:Astronomy
4922:Kepler-7b
4908:GJ 1132 b
4865:Enceladus
4595:Voyager 2
4588:Voyager 1
4515:Astronomy
4395:Enceladus
4275:Geography
4107:Enceladus
3981:Gǃòʼé ǃHú
3892:Eurybates
3870:Menoetius
3864:Patroclus
3853:Dinkinesh
3798:Kleopatra
3701:Main belt
3661:Dimorphos
3519:Planetary
3440:Chrysalis
3083:Bergelmir
3039:Hyrrokkin
2912:Saturn LX
2700:Enceladus
2515:from the
2341:NASA News
2271:Space.com
2252:19 August
2247:NASA News
2191:22 August
2023:1944-8007
1916:119236092
1858:8 October
1797:201103604
1691:1 October
1442:252992162
1139:exosphere
1076:Shoemaker
1002:When the
906:Enceladus
773:in 1982.
744:, moons,
718:Enceladus
614:Louis XIV
598:, Dione,
574:Voyager 1
540:. With a
466:geometric
411:0.51 km/s
108:Saturn IV
73:Discovery
36:106 Dione
4932:See also
4860:Callisto
4855:Ganymede
4814:Makemake
4647:Category
4560:timeline
4492:Albiorix
4453:Hyperion
4152:Hyperion
4102:Dysnomia
4032:Callisto
4012:Ganymede
3835:Olympias
3705:Kalliope
3675:Squannit
3650:Florence
3622:Gonggong
3617:Makemake
3172:Angrboda
3149:Farbauti
3098:Suttungr
3088:Jarnsaxa
2917:Erriapus
2902:Bebhionn
2895:Albiorix
2758:Hyperion
2500:Archived
2479:Archived
2468:Archived
2444:Archived
2414: ·
2068:BBC News
1662:16527964
1524:21932253
1516:17289992
1467:24 March
1304:Archived
1204:See also
1092:Callisto
1055:exogenic
963:(ridges)
955:Chasmata
918:isostasy
846:≈8 × 10
843:377 600
824:377 600
805:377 396
554:chasmata
546:silicate
226: km
168:Dionean
32:asteroid
4974:Portals
4782:Neptune
4761:Jupiter
4734:Mercury
4726:Planets
4614:Fiction
4607:Related
4552:Huygens
4480:Siarnaq
4475:Paaliaq
4459:Iapetus
4413:Calypso
4408:Telesto
4389:Pallene
4379:Methone
4367:Aegaeon
4352:Pandora
4337:Daphnis
4292:Hexagon
4266:Outline
4142:Hiʻiaka
4122:Proteus
4112:Miranda
4082:Umbriel
4072:Iapetus
4057:Titania
4018:largest
4005:by size
3990:2013 FY
3947:Salacia
3933:2002 UX
3855:(Selam)
3843:Pulcova
3793:Elektra
3788:Camilla
3771:Minerva
3756:Romulus
3736:Eugenia
3729:Peneius
3691:2001 SN
3684:1994 CC
3655:Didymos
3555:Neptune
3540:Jupiter
3509:of the
3360:Fornjot
3342:Thiazzi
3271:Geirrod
3258:Alvaldi
3239:Skrymir
3213:Gunnlod
3132:Eggther
2853:Siarnaq
2825:Paaliaq
2764:Iapetus
2718:Calypso
2713:Telesto
2674:Pallene
2664:Methone
2646:Pandora
2610:Daphnis
2587:Aegaeon
2495:Cassini
2487:Cassini
2439:Cassini
2401: (
2372:minutes
2319:Bibcode
2293:Bibcode
2226:21 July
2152:Bibcode
2111:Bibcode
2073:2 March
2001:Bibcode
1946:Bibcode
1896:Bibcode
1777:Bibcode
1670:6976648
1642:Bibcode
1634:Science
1496:Bibcode
1488:Science
1420:Bibcode
1322:, p. 71
1279:"Dione"
1257:"Dione"
1197:Cassini
1190:Cassini
1186:orbiter
1184:Cassini
1178:Voyager
1170:orbiter
1168:Cassini
1150:Cassini
1143:Cassini
1121:Cassini
1100:Mercury
1061:Craters
1038:oblique
1034:Cassini
1024:Cassini
1005:Voyager
978:Catenae
973:Craters
893:Cassini
736:Trojans
628:'s son
604:Iapetus
580:Cassini
428: d
373:density
256: d
64:Cassini
34:called
4888:Triton
4850:Europa
4775:Uranus
4768:Saturn
4504:Phoebe
4470:Kiviuq
4427:Helene
4402:Tethys
4255:Saturn
4198:Naming
4157:Phoebe
4147:Actaea
4137:Nereid
4132:Ilmarë
4097:Tethys
4077:Charon
4067:Oberon
4052:Triton
4047:Europa
4003:Ranked
3967:Ilmarë
3953:Actaea
3878:Hektor
3829:Roxane
3821:Dactyl
3750:Sylvia
3724:Daphne
3669:Moshup
3612:Quaoar
3607:Haumea
3550:Uranus
3545:Saturn
3445:Themis
3435:Chiron
3293:Surtur
3276:Fenrir
3159:Bestla
3154:Thrymr
2980:Skathi
2955:Phoebe
2922:Tarvos
2846:Tarqeq
2809:Ijiraq
2796:Kiviuq
2732:Helene
2707:Tethys
2497:images
2489:images
2465:global
2463:Dione
2347:29 May
2021:
1938:Icarus
1914:
1795:
1759:Icarus
1687:. NASA
1668:
1660:
1588:
1522:
1514:
1440:
1384:
1350:21 May
1262:Lexico
1215:Helene
1011:albedo
967:Fossae
874:, the
817:Helene
802:1 122
799:Dione
746:Helene
742:trojan
710:Saturn
693:
688:·
686:
682:
677:·
675:
671:
666:·
664:
660:
642:Cronus
638:Titans
602:, and
596:Tethys
453:Albedo
396:0.212
379:1.4781
361:(1.834
344:(1.095
278:Saturn
238:0.0022
5000:Stars
4881:Titan
4870:Dione
4807:Pluto
4801:Ceres
4747:Earth
4740:Venus
4697:Stars
4447:Titan
4421:Dione
4384:Anthe
4373:Mimas
4362:Janus
4342:Atlas
4312:Moons
4302:Rings
4127:Mimas
4117:Vanth
4092:Dione
4087:Ariel
4027:Titan
3961:Varda
3917:Hiisi
3911:Lempo
3898:Queta
3848:Balam
3776:Aegis
3763:Remus
3711:Linus
3639:moons
3602:Pluto
3597:Orcus
3530:Earth
3182:Aegir
3093:Narvi
3078:Gridr
3044:Greip
3022:Skoll
2939:(100)
2752:Titan
2726:Dione
2693:Mimas
2669:Anthe
2641:Atlas
2625:Janus
2476:polar
1912:S2CID
1886:arXiv
1825:(PDF)
1814:(PDF)
1793:S2CID
1767:arXiv
1666:S2CID
1630:(PDF)
1520:S2CID
1438:S2CID
1123:probe
1090:Like
1080:Wolfe
1026:probe
961:Dorsa
872:Earth
782:Name
690:
679:
668:
648:Orbit
565:Dione
501:Dione
490:10.4
462:0.004
458:0.998
424:2.736
371:Mean
351:0.000
307:561.4
252:2.736
157:Diōnē
154:Διώνη
49:Dione
4944:Coma
4875:Rhea
4840:Moon
4821:Eris
4754:Mars
4440:Rhea
4188:List
4062:Rhea
4042:Moon
3924:Paha
3907:TNOs
3627:Eris
3535:Mars
3308:Ymir
3303:Loge
3263:Kari
3198:Gerd
3187:Beli
3114:Hati
2777:(12)
2745:Rhea
2511:and
2474:and
2349:2015
2254:2015
2228:2017
2193:2015
2075:2012
2019:ISSN
1860:2016
1833:2017
1818:NASA
1693:2013
1658:PMID
1586:ISBN
1559:2011
1531:2011
1512:PMID
1469:2013
1382:ISBN
1352:2007
1148:The
1098:and
1096:Moon
1078:and
1051:Rhea
1032:The
929:Rhea
876:Moon
762:and
748:and
726:jets
706:Moon
600:Rhea
587:Name
447:zero
353:0246
346:4868
339:Mass
4706:Sun
4332:Pan
4161:...
3815:Ida
3693:263
2886:(7)
2605:Pan
2426:at
2160:doi
2119:doi
2009:doi
1954:doi
1942:223
1904:doi
1785:doi
1763:345
1650:doi
1638:311
1582:279
1504:doi
1492:315
1428:doi
1416:164
1374:doi
567:in
426:915
398:m/s
330:776
327:964
254:915
224:396
222:377
5048::
4845:Io
4555:)
4037:Io
3992:27
3935:25
3590:of
3523:of
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2245:.
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2148:38
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2107:39
2105:.
2101:.
2083:^
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2054:^
2045:,
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1997:45
1995:.
1991:.
1952:.
1940:.
1924:^
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1636:.
1632:.
1608:,
1584:.
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519:oʊ
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125:aɪ
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2113::
2077:.
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2011::
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1960:.
1956::
1948::
1918:.
1906::
1898::
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1862:.
1835:.
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1709:.
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1471:.
1444:.
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1390:.
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1354:.
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1132:2
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522:n
516:ˈ
510:d
507:/
503:(
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464:(
460:±
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381:±
363:×
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349:±
325:3
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184:ˈ
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134:n
128:ˈ
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